• Title/Summary/Keyword: Street Composition

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Influence Factors of Street Environment for Provision and Management of Street Green (가로녹지 조성 및 관리를 위한 가로환경 영향요인 분석 연구 - 서울시 관리도로를 대상으로 -)

  • Han, Bong-Ho;Kwak, Jeong-In;Kim, Hong-Soon
    • Korean Journal of Environment and Ecology
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    • v.27 no.2
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    • pp.253-265
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    • 2013
  • This study was correlation analysis between provision and management of street green and street environment through field survey about city official roads(93 routes, 629.2km) in Seoul. Green belt under the street trees were 17.5% of all routes. Composition of street green belt width of 1~ 2m was the most common(11.6%). Management status as a protected facilities were protect frame and prtect cover installed inerval(60.1%). Interval of pruning was 63.5%. Type of tree was mainly 47.9%. Road width was mainly more than 8-line(51.3%). Sidewalk width was mainly 3~6m(84.1%)in environment status of street. Landuse was mainly commercial and business(70.3%). Electronic wire complete was mainly compete with crown(33.6%). Use of sidewalk was mainly used(16.3%). ANOVA analysis was conducted between the Street green and environment of Street. Street green belt(more than with 3m) was analyzed to be effective in street green manufacture. Natural green area of city's outside and Industrial area were analyzed to be effective. Use of sidewalk was to be a management. Protection facilities are installed on the narrow sidewalk width lower intensity. There was a higher strength in narrow sidewalk width, road width and compete with crown. And type of tree was higher strength similarly. Pruning and type of tree showd a significant correlation. Thus, ensure sufficient sidewalk width and land use should be considered for street green was effective manufacture and management. Species selection and pruning management was needed by consider electronic wire management, type of tree and landscape.

A study on the formal composition of the public circulation spaces organization in large hospitals (공용 동선공간 체계에 의한 대형병원의 형태구성에 관한 연구)

  • Ko, Young-Jong;Lee, Jungman
    • Journal of The Korea Institute of Healthcare Architecture
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    • v.8 no.1
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    • pp.13-20
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    • 2002
  • Large hospital designs try to accommodate functional needs and spatial organization. The purpose of this study is to propose an effective compositional method by horizontal interconnection of public circulation spaces with 'hospital street'. 'Hospital street' and network of public circulation spaces are major elements of consideration for the design of large hospitals, which not only connect functional components but also provide satisfying environment, amenity and patients' life.

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Temperature Reduction Effect According to Light Transmittance of Urban Street Trees - Focused on Seocho-gu in Seoul - (도시 내 가로수의 광선투과량에 따른 온도저감 효과 - 서울시 서초구를 중심으로 -)

  • Kim, Eun-Bum;Kim, Nam-Choon;Shin, Ji-Hoon;Song, Won-Kyeong;Kim, Do-Hee
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.20 no.3
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    • pp.45-54
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    • 2017
  • With rapid urbanization and reckless urban development in the 21st century, the urban environment has gradually gotten worse, and urban heat island effect has been dramatically intensified. Thus, the importance of street greenery that can mitigate the urban heat island effect has further been highlighted. In this regard, this study was aimed at selecting suitable plant species for street greenery to reduce the urban heat island effect. Towards this end, five roads located in Seocho-gu, Seoul were selected as study sites, and plant species composition and difference of surface temperature were compared and analyzed in relation to the light transmittance. The street with the greatest temperature difference is Bangbae-ro(Platanus occidentalis). On the other hand, the road with the lowest temperature difference is Nambusunhwan-doro(Metasequoia Glyptostroboides). The effect of temperature reduction was found to be associated with light transmittance.Bangbae-ro(Platanus occidentalis) with the lowest light transmittance showed the highest temperature difference and Nambusunhwan-doro(Metasequoia Glyptostroboides) with the highest light transmittance showed the lowest temperature difference. It is analyzed that there are most differences in temperature when the amount of lights coming in between the crown is small. The temperature reduction effect can be obtained by planting deciduous broad-leaved trees. Also species with dense crown and broad width of crown will be able to maximize the effect of temperature reduction. In future studies, it will be necessary to expand the other species of trees in the street, and analyze the germicidal trees and shrubs as well as the differences in the packaging materials.

A Study on the Street environmental facilities improvement plan for regional image - Concentate in city of Andong environmental facilities - (지역 이미지 표현을 위한 가로환경시설물 개선방안 - 안동시 가로환경시설물 중심으로 -)

  • Choi, Gae-Young
    • Journal of Digital Contents Society
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    • v.8 no.2
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    • pp.191-203
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    • 2007
  • Increasing concern of urban community environment with acceleration of economic growth in modern generation, forcing us to recognize city's environment composition causes important factor for city's spirit. Since implementation of accountability of local government in 1995, local governments are thrives local government activation, compositing financially self support local government and competitiveness by others seeking number of methods for establishing traditional local images. In this study, analyzes cases in street environment facilities to help and support local government developing and applying special features of historical and cultural local images toward street environment facilities in city of Andong. For expression of local image in active installation of street environment facilities will increase tourism and extra value creating self esteem of local people will endures further rapid development of local government. local government seriously consider continuously supporting investment and research in street environment facilities.

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Vegetation Assessment of the Street Tree Sites in the Daegu Metropolis (대구광역시 가로수 하단부 식생의 평가)

  • Kim Jeong-Sub;Cho Kwang-Jin;Kim Jong-Won
    • Journal of the Korean Institute of Landscape Architecture
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    • v.33 no.1 s.108
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    • pp.71-80
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    • 2005
  • In order to search for ecologically indicative characteristics on the street tree plots in Daegu area, plant communities and their floras were investigated. A total of 105 plots were collected and numerically analyzed by PCoA(Principal Coordinates Analysis). These plots were classified into 4 types containing 139 species, 97 genera, 42 families(including 37 exotic species): urban-dry type, urban-wet type, rural-dry type, rural-wet type. Habitat connectivity to the surrounding vegetation cover, extent and frequency of human impacts, and soil moisture recognizably were the main factors to allow the plots differentiation. Indicative species composition to these four types was generated as Eleusine indica-Eragrostis multicaulis-Oxalis corniculata to the urban-wet, Digitaria ciliaris-Eleusine indica-Eragrostis multicaulis to the urban-dry, Setaria viri-dis-Artemisia-Lactuca indica var. laciniata to the rural-wet, and Setaria viridis-Digitaria ciliaris-Erigeron canadensis to the rural-dry, respectively. Mean species number per plot for rural type was 2.5 times higher than for urban types. Street tree species representative to the rural-wet type is Zelkova serrata, which is a key species of potential natural vegetation in the alluvial land of Daegu area. Street tree plots were characterized by Eleusine indica showing the highest r-NCD value and also C4-assimilation grass plants. Views on the efficacy of the rural-wet type and the reinforcement of vegetation connectivity and soil moisture in rehabilitating street tree plots, are discussed.

A Study on Carbon Dioxide Absorption of Street Tree according to Transplantation Planting Methods for Sorbus alnifolia (팥배나무 이식식재 방법에 따른 가로수목의 탄소저장 연구)

  • Park, Chung-In
    • Journal of Environmental Science International
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    • v.24 no.2
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    • pp.253-260
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    • 2015
  • Enlargement of street tree planting area is the proper and effective solution to reduce carbon dioxide. This solution bases on the ability of carbon storage and uptake by tree metabolism. However, the circumstance of road side has fatal disadvantages in tree metabolism such as growth and maturity because cutting and filling of roadsides cause unnatural soil composition. In this point, early rootage of street tree is the main factor of reducing carbon dioxide. This study aimed to find a appropriate transplantation planting method for sound and rapid rootage of street tree. For the study, Korean Mountain Ash(Sorbus alnifolia) were used for experimental groups. The groups were categorized by three groups such as trees produced on container with mulching treatment, trees produced in outdoor with mulching treatment, trees produced on container with weeding treatment. Each group consisted 10 trees with same size and transplanted in experimental site. Five months after transplanting, each group was estimated the biomass and carbon storage through a direct harvesting method. According to results of the study, the carbon storage of trees produced on container with mulching treatment is 42% more than trees produced in outdoor with mulching treatment. And the carbon storage of trees produced on container with mulching treatment is 19.5% more than trees produced on container with weeding treatment. These results may imply that transplantation of container produced tree with mulching treatment is the most rapid rootage among other groups. The weeding treatment is more effective than mulching treatment for rapid rootage of street trees.

Landscape Elements and User Satisfaction in National Street: Focusing on Gwangwhamun Square (국가상징거리의 구성요소 특징과 만족도에 관한 연구: 광화문 광장을 중심으로)

  • Choi, Hyun-Ah;Cho, Young-Tae;Lee, Woo-Kyun
    • Land and Housing Review
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    • v.5 no.4
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    • pp.215-224
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    • 2014
  • National street has become one of open space for enhancing environmental qualities of city and country. In the developed countries such as France, U.K. U.S.A are designed symbolic malls, squares and street which are represented the historicity, culture and symbolic place. For place identity, we analyzed the relationship between element and user satisfaction in Sejong Avenue, Gwangwhamun Square. Data were analyzed using statistical methods such as descriptive statistics, ANOVA and correlation. Results of this study are as follows, i) factor analysis is carried out to extract spatial components and satisfaction. The satisfaction concerning transportation access was the higher than other factors, ii) user satisfaction was strongly correlated on the spatial elements, iii) user showed high user perception to study site. Results of this study can identify representative street management plan based on landscape elements and user satisfaction.

Analysis of the effect of street green structure on PM2.5 in the walk space - Using microclimate simulation - (가로녹지 유형이 보행공간의 초미세먼지에 미치는 영향 분석 - 미기후 시뮬레이션을 활용하여 -)

  • Kim, Shin-Woo;Lee, Dong-Kun;Bae, Chae-Young
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.24 no.4
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    • pp.61-75
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    • 2021
  • Roadside greenery in the city is not only a means of reducing fine dust, but also an indispensable element of the city in various aspects such as improvement of urban thermal environment, noise reduction, ecosystem connectivity, and aesthetics. However, in studies dealing with the effect of reducing fine dust through trees in existing urban spaces, microscopic aspects such as the adsorption effect of plants were dealt with, structural changes such as the width of urban buildings and streets, and the presence or absence of trees, Impact studies that reflect the actual form of In this study, the effect of greenery composition applicable to urban space on PM2.5 was simulated through the microclimate epidemiologic model ENVI-met, and field measurements were performed in parallel to verify the results. In addition, by analyzing the results of fine dust background concentration, wind speed, and leaf area index, the sensitivity to major influencing variables was tested. As a result of the study, it was confirmed that the fine dust reduction effect was the highest in the case with a high planting amount, and the reduction effect was the greatest at a low background concentration. Based on this, the cost of planting street green areas and the effect of reducing PM2.5 were compared. The results of this study can contribute as a basis for considering the effect of pedestrian space on air quality when planning and designing street green spaces.

A Case Study on the Revitalization for Public Open Space of Mixed-use Residential Building in Busan City : Focused on 'Kyungsung Univ.·Bukyung Nat'l Univ. Station'-area (도시 내 주상복합건축물의 공개공지 활성화를 위한 사례연구 - 부산시 '경성대·부경대역' 일대를 중심으로 -)

  • Choi, Kang-Rim
    • Journal of the Korea Convergence Society
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    • v.13 no.3
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    • pp.163-172
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    • 2022
  • The purpose of this study is to present implications in the planning and design methodology for revitalization of public spaces for mixed-use residential building. For the purpose, I have taken a literature research and a site analysis with cases of 'Kyungsung Univ.·Bukyung Nat'l Univ. Station'-area in Busan City. The analysis framework was consist of spatial composition, street facilities, use behavior, and connection with the street. The result of this study is as follows; 1) It is needed to consist of an empty space practically usable in an open location that is easy to access by the general public. 2) Considering the use of people, it is needed to install street furniture that can actually be used for rest. 3) It is needed to make a plan and design that considers the access and use of the general public and the space through it. 4) It is needed to create a synergistic effect in the integration of the street and the public space and the linkage with the street through this.

A Study on the Characteristics of Campidoglio Hill Plan by Michelangelo (미켈란젤로의 캄피돌리오 언덕계획의 특성에 관한 연구)

  • Kim, Seok-Man
    • Journal of architectural history
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    • v.18 no.6
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    • pp.85-101
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    • 2009
  • The Purpose of this paper is a study on the characteristics of Campidoglio hill plan by Michelangelo. 1. The plan of the Campidoglio hill is composed of the harmonized and united space, in spite of the existing conditions of a steep flight of land, a irregular site shape, a building of each other different dimension and form. And it is newly changed by site left through the modification of existing building elevation, utilization of existing building for new planning, connection with existing building and newly planned building from plaza composition of trapezoid form. 2. The concept of planning of the Campidoglio hill is planned by compromising for requirements of Baroque after Renaissance which urban planning characteristics of Baroque is as the relation with urban street through a inclined stairs and process such as street-approach stairs-plaza-symbol of inside plaza-building. 3. The section plan of the Campidoglio hill is planned by which can be easily approached to the plaza through the inclined stairs of gentle angle from street at the center east-west direction of main axis such as main axis, utilizing the existing site shape, and it is composed of the convex shape ascending gently at the center central part of the plaza. 4. The plan of the Campidoglio hill is composed of the elation with the axis of existing Senatorio palace, building planning of perfect balance, plaza composition of reversed trapezoid form bybuilding planning, central concentrated planning of buildings surrounding plaza. 5. The three palace of the plan of the Campidoglio hill is composed of the concept as theater which the stage background forms the front elevation of Senatorio palace higher two palace and the wings of either side of stage form the front elevation of Conservatori palace and Nuovo palace, surrounding three palace elevation around plaza of trapezoid form.

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